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Job Overview
We are looking for a highly skilled Application Support Engineer with advanced expertise in Java, PL/SQL, and AWS to support mission-critical enterprise applications. The role involves production support, troubleshooting complex issues, system monitoring, and ensuring application stability and performance in a cloud-based environment.
Key Responsibilities
We are looking for a highly skilled Application Support Engineer with advanced expertise in Java, PL/SQL, and AWS to support mission-critical enterprise applications. The role involves production support, troubleshooting complex issues, system monitoring, and ensuring application stability and performance in a cloud-based environment.
Key Responsibilities
- Provide L2/L3 production support for enterprise applications built using Java-based technologies.
- Diagnose and resolve complex application, database, and integration issues in a timely manner.
- Write and optimize advanced PL/SQL queries, stored procedures, and performance tuning.
- Monitor applications hosted on AWS cloud infrastructure and ensure high availability.
- Perform incident management, root cause analysis (RCA), and problem management.
- Work closely with development, DevOps, and infrastructure teams to resolve production issues.
- Support application deployments, release management, and environment configuration.
- Monitor system health using logging, monitoring, and alerting tools.
- Ensure compliance with SLA, incident response time, and service delivery standards.
- Maintain documentation for support procedures, known issues, and resolutions.
- Strong hands-on experience in Java/J2EE technologies.
- Advanced PL/SQL expertise including query optimization and database performance tuning.
- Solid experience with AWS services (EC2, S3, RDS, CloudWatch, Lambda, etc.).
- Experience in production support and incident management processes.
- Strong knowledge of SQL databases (Oracle, PostgreSQL, or similar).
- Experience with Linux/Unix environments and shell scripting.
- Familiarity with CI/CD pipelines, version control (Git), and DevOps practices.
- Excellent problem-solving and troubleshooting skills.
- Experience supporting microservices architecture and REST APIs.
- Knowledge of monitoring tools such as Splunk, Dynatrace, or ELK.
- Experience in banking, financial services, or enterprise systems is a plus.
- Understanding of containerization technologies (Docker, Kubernetes)
Key Skills
Ranked by relevance
aws
devops
cloud
java
incident response
high availability
containerization
shell scripting
microservices
postgresql
docker
oracle
splunk
cicd
git
sql
elk
sla
s3
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- Posted
- Mar 11, 2026
- Type
- Contract
- Level
- Mid-Senior
- Location
- Singapore
- Company
- Unison Group
Industries
IT Services
IT Consulting
Categories
Information Technology
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3 roles aligned with this opportunity
View Job Details
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View Job Details
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Fullstack Engineer (m/w/d) - Android & Kotlin
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System Engineer/Site Reliability Engineer (m/w/d)
2026-06-09
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